var config = {
	node: {
		label: {
			show: true,
			font: 'bold 15px YaHei',
			color: '50,50,50',
			textPosition: 'Middle_Center'
		},
		shape: 'rect',
		width: 100,
		height: 50,
		color: '250,210,150',
		borderColor: '180,180,180',
		borderWidth: 0,
		borderRadius: 5,
		selected: {
			borderWidth: 4,
			borderColor: '150,100,250',
		}
	},
	link: {
		lineType: 'vcurve',//vlink,vcurve,hcurve,hlink
		showArrow: false,
		lineWidth: 1,
		color: '180,180,180',
		selected: {
			color: '110,110,240'
		}
	},
	highLightNeiber: true, // 相邻节点高亮开关
	wheelZoom: 0.8// 滚轮缩放开关，不使用时不设置[0,1]
}

//获取默认的配置
function getDefaultConfig  () {

  return Object.assign({},config);
};
